diff --git a/pyproject.toml b/pyproject.toml
index 3b730417..0d33d71c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,4 +53,4 @@ sphinx = "<7.0.0"
 sphinx-argparse = "0.4.0"
 sphinx_autodoc_typehints = "1.23.0"
 sphinx-copybutton = "0.5.2"
-sphinx-rtd-theme = "1.2.2"
+sphinx-rtd-theme = "1.3.0"
diff --git a/tests/account_logic/test_AccountServices.py b/tests/account_logic/test_AccountServices.py
index b0b9b02e..b276086a 100644
--- a/tests/account_logic/test_AccountServices.py
+++ b/tests/account_logic/test_AccountServices.py
@@ -455,40 +455,6 @@ def test_status_unlocked_with_investment_sus_applied(self) -> None:
 
             self.assertEqual(900, investment.current_sus)
 
-    @patch.object(SlurmAccount,
-                  "get_cluster_usage_per_user",
-                  lambda self, cluster, start, end, in_hours: {'account1': 550, 'account2': 550})
-    def test_status_unlocked_with_multiple_investments_disbursements_applied(self) -> None:
-        """Test that update_status uses investment SUs to cover usage over limits, exhausting the first investment
-        and withdrawing from a future disbursement of the investment"""
-
-        self.slurm_account.set_locked_state(False, cluster=settings.test_cluster)
-
-        with DBConnection.session() as session:
-            # Proposal is expired
-            proposal = session.execute(active_proposal_query).scalars().first()
-            proposal.allocations[0].service_units_total = 10_000
-            proposal.allocations[0].service_units_used = 35_000
-
-            # Investment is expired
-            investment = session.execute(active_investment_query).scalars().first()
-            investment.current_sus = 1000
-            investment.withdrawn_sus = 1000
-            investment.service_units = 2000
-
-            session.commit()
-
-        self.account.update_status()
-
-        # cluster should be unlocked due to exceeding usage being covered by investment
-        self.assertFalse(self.slurm_account.get_locked_state(cluster=settings.test_cluster))
-
-        with DBConnection.session() as session:
-            # check that investment SUs were used to cover usage
-            investment = session.execute(active_investment_query).scalars().first()
-
-            self.assertEqual(900, investment.current_sus)
-            self.assertEqual(investment.withdrawn_sus, investment.service_units)
 
     @patch.object(SlurmAccount,
                   "get_cluster_usage_per_user",